Date: Tue, 11 Mar 2014 10:07:55 +0000 (UTC) From: Roger Pau Monné <royger@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r263003 - head/sys/xen Message-ID: <201403111007.s2BA7tji014978@svn.freebsd.org>
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Author: royger Date: Tue Mar 11 10:07:55 2014 New Revision: 263003 URL: http://svnweb.freebsd.org/changeset/base/263003 Log: xen: add macro to detect if running as Dom0 Approved by: gibbs Sponsored by: Citrix Systems R&D xen/xen-os.h: - Add macro to detect if running as Dom0. Modified: head/sys/xen/xen-os.h Modified: head/sys/xen/xen-os.h ============================================================================== --- head/sys/xen/xen-os.h Tue Mar 11 10:07:01 2014 (r263002) +++ head/sys/xen/xen-os.h Tue Mar 11 10:07:55 2014 (r263003) @@ -82,6 +82,13 @@ xen_hvm_domain(void) return (xen_domain_type == XEN_HVM_DOMAIN); } +static inline bool +xen_initial_domain(void) +{ + return (xen_domain() && HYPERVISOR_start_info != NULL && + (HYPERVISOR_start_info->flags & SIF_INITDOMAIN) != 0); +} + #ifndef xen_mb #define xen_mb() mb() #endif
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